package com.gitee.feizns.explore.data_structure.array.easy;

import java.util.HashMap;
import java.util.Map;

/**
 * @author feizns
 * @since 2020/3/3
 */
public class CombinationSum4 {

    public static void main(String[] args) {

    }

    public static int combinationSum4(int[] num, int target) {
        Map<Integer, Integer> sum = new HashMap<>();
        
        return -1;
    }

}
